Home / 1,993,902.10-2,990,853.15-1,037,308.30

Finding the Fourth Proportional to 1,993,902.10, 2,990,853.15 and 1,037,308.30

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Solution

The fourth proportional to 1,993,902.10, 2,990,853.15 and 1,037,308.30 is: 1,555,962.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,902.10 : 2,990,853.15 = 1,037,308.30 : x
  2. Step 2: Convert to fraction form
    1,993,902.10/2,990,853.15 = 1,037,308.30/x
  3. Step 3: Cross multiply
    1,993,902.10x = 2,990,853.15 × 1,037,308.30
  4. Step 4: Simplify right side
    1,993,902.10x = 3,102,436,796,576.15
  5. Step 5: Solve for x
    x = 3,102,436,796,576.15/1,993,902.10
  6. Step 6: Final answer
    x = 1,555,962.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.